"A father and son's journey in paint'

(left) Tom Nicholas, “Late Autumn, Rockport Harbor’’’ (oil on canvas, private collection), by Tom Nicholas); right, “Old Harbor, Gloucester’’ (oil on canvas; private collection), by T.M. Nicholas, in the show “Tom and T.M. Nicholas: A Father and Son…

(left) Tom Nicholas, “Late Autumn, Rockport Harbor’’’ (oil on canvas, private collection), by Tom Nicholas); right, Old Harbor, Gloucester’’ (oil on canvas; private collection), by T.M. Nicholas, in the show “Tom and T.M. Nicholas: A Father and Son’s Journey in Paint,’’ through April 12 at the Cape Ann Museum, Gloucester.

“Man at the Wheel,’’ Fisherman's Memorial Cenotaph, in Gloucester, a major fishing port for hundreds of years

Man at the Wheel,’’ Fisherman's Memorial Cenotaph, in Gloucester, a major fishing port for hundreds of years